'commit'

LuoGu/RuMen/P5706.cpp

@@ -0,0 +1,12 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int main() {
+    float t;
+    int n;
+    cin >> t >> n;
+    printf("%.3f\n", t / n);
+    printf("%d", n * 2);
+    return 0;
+}